PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Peerdium - World's first decentralised P2P publishing platform
Clever - syncing between education applications for K-12 schools
Telescope - Telescope is an open-source app that lets you easily set up your own online community.
Claroline - Claroline is a collaborative eLearning and eWorking platform.
Typehut - Super simple publishing platform